This RGBC filter set is the standard SBIG set that comes with the CFW8A filter wheel and is intended for use with the ST-7/8/9/10/2000 cameras. It is designed to give a proper balance of continuum light from stars and proper ratios of H-alpha and [O-III] emission line sources at the same time.
These professional quality, high transmission, dichroic filters have been tested over time by some of the best astro-imagers in the world. The colored filters are par focal, antireflection coated and IR blocked. The clear filter is AR coated.